Home / 52,988.18-79,409.90-26,710.70

Finding the Fourth Proportional to 52,988.18, 79,409.90 and 26,710.70

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Solution

The fourth proportional to 52,988.18, 79,409.90 and 26,710.70 is: 40,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,988.18 : 79,409.90 = 26,710.70 : x
  2. Step 2: Convert to fraction form
    52,988.18/79,409.90 = 26,710.70/x
  3. Step 3: Cross multiply
    52,988.18x = 79,409.90 × 26,710.70
  4. Step 4: Simplify right side
    52,988.18x = 2,121,093,685.66
  5. Step 5: Solve for x
    x = 2,121,093,685.66/52,988.18
  6. Step 6: Final answer
    x = 40,029.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.